NASA's Galaxy Evolution Explorer has been decommissioned after 10 years of data collecting on other galaxies and black holes.

Gordon Fullerton, an Apollo-era NASA astronaut who was among the first test pilots to fly the space shuttle, died on Aug. 21.

Here's a handy cheat sheet to help you keep the spacecraft straight.

Tuesday, Jan. 28 marked the 28th anniversary of the destruction of the space shuttle Challenger and loss of the crew.

Weather permitting, the cargo run will lift off from the Cape Canaveral Air Force Station in Florida at 3:25 p.m. EDT.

NASA astronaut Henry "Hank" Hartsfield, who in 1984 commanded the maiden mission of the space shuttle Discovery, died on July 17

NASA's crash dummies are worlds tougher than their car-testing cousins.

As it turns out, the Swedish retailer's rooftop power plants are also the biggest in several other states.

Wind and solar get an unequal shake in the Equality State.

British tech startup Seawater Greenhouse makes the impossible feat of growing crops in arid regions possible with the help of plenty of sunshine and saltwater.

District of Columbia lawmakers approve legislation that fast-tracks the city's bold clean energy goals.

When you can't harvest crops, why not harvest the sun?

If you're a fan of humanely raised, sustainable beef, you may want to become a 'steakholder.'

Is responsible seafood the answer to our health and environmental crises? Author Paul Greenberg explores in a new PBS documentary, "The Fish on My Plate."

Using satellite data and machine learning, researchers have mapped the movements of over 70,000 industrial fishing vessels.

You can reduce the amount of waste you create without much effort.

More food companies in the U.K. and U.S. are using sustainable seafood to make fish sticks, a kid favorite.

Paper receipts are full of problems, not the least of which is BPA. But there are now many digital options for getting and storing them that make life easier.

President Obama’s oil spill commission has released its final report on the disaster, and those who put the analysis together certainly had a few interesting

The retiring three-term Republican will leave behind many legacies, including a strong anti-environment record.

The Alaskan's idea may be a first step towards compromise on offshore drilling permits, but other concerns could sink it.

Journalist Kate Sheppard covers the world of climate change, politics and energy for Mother Jones magazine.

Shipwrecks are a ticking time bomb of oil waiting for the sea to finish eating through their corroded tanks.

Usually folks in Louisiana are upbeat and busy in May, the month when shrimpers get back to work. But this spring, catches are down, docks are idle and anxiety

Recurrent sheens of oil in the Gulf of Mexico near the site of 2010's Deepwater Horizon oil spill have baffled researchers.

Five years after the 2010 BP oil spill, the endangered reptiles are one of several species still suffering from enigmatic declines.

From increasing flexibility to easing stress, yoga has so many health benefits.

What does your mom really want for Mother's Day? (Hint: You won't find it at the store.)

Mother's Day may be the perfect time for Duchess and Buttercup to find a family.

Alabama county’s decision to store coal ash from the Tennessee spill fills coffers, but also spurs worries about consequences.

In which I revisit some of my favorite posts from 2009. Watch a Malaysian mine collapse, read about a truly homemade toaster oven, and find out if kites can pow

It's worth remembering that at the end of 2008, more than 1 billion gallons of toxic coal ash slurry was spilled by the Tennessee Valley Authority. When will ou

Industry and environmentalists find themselves on opposite ends of coal ash options.

Ruling is latest twist in a long debate over how to regulate and enforce coal ash disposal.

Fear of toxins unites Wayne County community against dumping of coal ash waste.

NBA star LeBron James may have just launched a new fitness revolution with his use of "yoga bubbles."

In the Netherlands, men over 65 on e-bikes are causing a big spike in the cycling death rate. And the Dutch are ahead of the game on all things biking.

New study finds several short bursts of exercise are just as effective as one long one.

Defying stereotypes, teenager Vilde Westeng aims to be the best halling dancer.

Are you new to stretching? Here are some tips on how to improve flexibility and information about the kinds of stretching you should be doing.

Climatologist documents Greenland's warming conditions with a photo of sled dogs splashing in meltwater on top of sea ice.

A new study says commuting to work by car may be far more harmful to your health than previously believed.

Biologists map Earth's mammal diversity in a parallel universe without human civilization.

Seeds found during an archaeological dig on First Nations land revive a long-lost varietal.

Researchers have launched a mission to find the Javan fishing cat, the rarest cat in the world.

New study from Australia suggests resurrection of extinct species could lead to a loss in overall biodiversity.

Even core areas of pika habitat 'are vulnerable to climate change within a timeframe of decades,' researchers say.

Vaderlimulus tricki is the first horseshoe crab found in Idaho rocks of the Triassic Period, and it has an uncanny resemblance to Darth Vader.

Mother Nature Network is giving away some of our favorite green books to keep you busy by your favorite low-carbon fireplace this winter.

Become a Facebook fan and win these 7 environmentally-themed titles.